Stromboli sandwich is a delicious Italian-American dish made with pizza dough filled with a variety of meats, cheeses, and vegetables. It is then rolled up and baked until golden and crispy. The filling can include ingredients like pepperoni, salami, ham, mozzarella cheese, bell peppers, onions, and mushrooms. This sandwich is perfect for a quick and satisfying meal, and it can be enjoyed hot or cold.